>tr|Q2NEY7|Q2NEY7_METST Riboflavin synthase OS=Methanosphaera stadtmanae (strain ATCC 43021 / DSM 3091 / JCM 11832 / MCB-3) OX=339860 GN=ribC PE=3 SV=1
MSKRIGICSTTFARFDMASAAIKQIKKQVTGVKYIERYVPGVKDLPVAAKKLIEEENCDI
VMAFGMPGGEKIDKLCAHEASTGLIQAQLMTNTHILEVFVHEDEGKDEKDLKELAYNRAT
QHADNLVKMLFKPEAMKKEAGTGVREGRENKGPL